LATIN DICTIONARYLexicon Latīnum
proper noun · masculinesecond declension

Hermentidius

Hermentidius m sg (genitive Hermentidiī or Hermentidī)
Classical[hɛr.mɛnˈtɪ.di.ʊs]Ecclesiastical[er.menˈtiː.di.us]

Meaning

  1. masculinesingulara Roman nomen gentile, gens or "family name" famously held by
  2. masculinesingularSextus Hermentidius Campanus, a Roman senator

Declension

declension
formsingularplural
nominativeHermentidius—
genitiveHermentidiī
Hermentidī		—
dativeHermentidiō—
accusativeHermentidium—
ablativeHermentidiō—
vocativeHermentidī—

Origins

Maybe related to Hermes.

Quick answers

What does Hermentidius mean in Latin?
Hermentidius, a proper noun, means “a Roman nomen gentile, gens or "family name" famously held by”.
What is the genitive of Hermentidius?
The genitive singular is Hermentidiī. Hermentidius is masculine, second declension.
How do you pronounce Hermentidius?
In classical Latin, [hɛr.mɛnˈtɪ.di.ʊs]; in ecclesiastical (church) Latin, [er.menˈtiː.di.us].